#1D2A89#1D2A89

#1D2A89 is a dark, vivid blue. Relative luminance 0.037; OKLCH L 34.6% C 0.157 H 269.6°. Best body text is #FFFFFF at 12.04:1 contrast (WCAG AA passes).

Color values

HEX	#1D2A89
RGB	rgb(29, 42, 137)
HSL	hsl(233, 65%, 33%)
HSV	hsv(233, 79%, 54%)
CMYK	cmyk(78.8%, 69.3%, 0%, 46.3%)
CIE-LAB	lab(22.73, 30.45, -54.15)
CIE-LCH	lch(22.73, 62.13, 299.35°)
OKLab	oklab(34.62% -0.001 -0.1567)
OKLCH	oklch(34.62% 0.157 269.6)
XYZ	xyz(5.8485, 3.7226, 24.0724)
Luminance	0.0372 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D2A89 #897C1D

analogous

#1D6089 #1D2A89 #461D89

triadic

#1D2A89 #891D2A #2A891D

tetradic

#1D2A89 #891D60 #897C1D #1D8946

square

#1D2A89 #891D60 #897C1D #1D8946

split-complementary

#1D2A89 #89461D #60891D

monochromatic

#080B24 #121B56 #1D2A89 #2839BC #4859D8

Accessibility & contrast

On white

12.04

#1D2A89 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#1D2A89 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D2A89

12.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D2A89	#FFFFFF	#000000	##FFFFFF
##1D2A89	1.00	12.04	1.74	12.04
#FFFFFF	12.04	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B8C

Deuteranopia (green-blind)

#003187

Tritanopia (blue-blind)

#004456

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #1d2a89;
/* rgb */ color: rgb(29, 42, 137);
/* oklch */ color: oklch(34.6% 0.157 269.6);

Tailwind

colors: {
  custom: {
    50: '#6c63ac',
    500: '#1d2a89',
    950: '#000000',
  },
}

SCSS

$custom: #1d2a89;
$custom-light: #6c63ac;
$custom-dark: #000000;

JSON

{
  "hex": "#1d2a89",
  "rgb": {
    "r": 29,
    "g": 42,
    "b": 137
  },
  "hsl": {
    "h": 232.778,
    "s": 65.06,
    "l": 32.549
  },
  "oklch": {
    "l": 0.34618,
    "c": 0.15675,
    "h": 269.6
  },
  "luminance": 0.03723
}

Semantic roles & 50–950 ramp

primary

#1D2A89

secondary

#BAAD47

accent

#D440E8

background

#F7F5FA

surface

#EDEAF4

border

#C8C6CE

text

#080510

muted

#7B797F

Preview Lab

Preview with #1D2A89

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →